A four pole DC motor takes an armature current of 150A at 440V. if its armature circuit has a resistance of , the back EMF at this load will be_

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Solving problems based on the applications of electromagnetic induction

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A four pole DC motor takes an armature current of 150A at 440V. if its armature circuit has a resistance of , the back EMF at this load will be_

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Physics: Principles with Applications

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